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90d5987081
* stdio-common/Makefile (tests): Add tst-fphex. * sysdeps/generic/printf_fphex.c (__printf_fphex): Fix initialization of WNUMEND. Fix counting of decimal point in WIDTH. Print '0' pad chars always before the value digits. Reported by James Antill <james.antill@redhat.com>.
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/* Test program for %a printf formats. */
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#include <stdio.h>
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#include <string.h>
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struct testcase
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{
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double value;
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const char *fmt;
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const char *expect;
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};
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static const struct testcase testcases[] =
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{
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{ 0x0.0030p+0, "%a", "0x1.8p-11" },
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{ 0x0.0040p+0, "%a", "0x1p-10" },
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{ 0x0.0030p+0, "%040a", "0x00000000000000000000000000000001.8p-11" },
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{ 0x0.0040p+0, "%040a", "0x0000000000000000000000000000000001p-10" },
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{ 0x0.0040p+0, "%40a", " 0x1p-10" },
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{ 0x0.0040p+0, "%#40a", " 0x1.p-10" },
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{ 0x0.0040p+0, "%-40a", "0x1p-10 " },
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{ 0x0.0040p+0, "%#-40a", "0x1.p-10 " },
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{ 0x0.0030p+0, "%040e", "00000000000000000000000000007.324219e-04" },
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{ 0x0.0040p+0, "%040e", "00000000000000000000000000009.765625e-04" },
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};
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static int
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do_test (int argc, char **argv)
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{
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const struct testcase *t;
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int result = 0;
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for (t = testcases;
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t < &testcases[sizeof testcases / sizeof testcases[0]];
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++t)
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{
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char buf[1024];
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int n = snprintf (buf, sizeof buf, t->fmt, t->value);
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if (n != strlen (t->expect) || strcmp (buf, t->expect) != 0)
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{
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printf ("%s\tExpected \"%s\" (%u)\n\tGot \"%s\" (%d, %u)\n",
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t->fmt, t->expect, strlen (t->expect), buf, n, strlen (buf));
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result = 1;
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}
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}
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return result;
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}
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#include "../test-skeleton.c"
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